Viscosity dị ala: 400 bụ nke a na-ejikarị maka ngwa agha na-ebuli onwe ya, mana a na-ebubata ya n'ozuzu ya.
Ihe kpatara ya: viscosity dị ala, njide mmiri na-adịghị mma, mana ihe ndị na-edozi ahụ dị mma, njupụta ngwa agha dị elu.
Ọkara na viscosity dị ala: 20000-40000 bụ nke a na-ejikarị maka nrapado taịlị, onye na-ahụ maka ihe na-akpata, ngwa agha mgbochi mgbawa, ngwa mkpuchi mkpuchi thermal, wdg.
Ihe kpatara ya: arụ ọrụ dị mma, obere mmiri agbakwunyere, yana njupụta ngwa agha dị elu.
1. Gịnị bụ isi ojiji nke hydroxypropyl methylcellulose (HPMC)?
——A: A na-eji HPMC eme ihe n'ọtụtụ ebe n'ihe owuwu ụlọ, mkpuchi, resins sịntetik, ceramik, ọgwụ, nri, akwa akwa, ọrụ ugbo, ịchọ mma, ụtaba na ụlọ ọrụ ndị ọzọ.Enwere ike kewaa HPMC n'ime: ọkwa ihe owuwu, ọkwa nri na ọkwa ọgwụ dịka ejiri ya mee ihe.Ka ọ dị ugbu a, ọtụtụ ngwaahịa ụlọ bụ ọkwa ihe owuwu.Na ọkwa ihe owuwu, a na-eji ntụ ntụ mee ihe n'ọtụtụ buru ibu, ihe dịka 90% na-eji ntụ ntụ eme ihe, ndị ọzọ na-eji ciment mortar na gluu.
2. Kedu ụdị ụdị hydroxypropyl methylcellulose (HPMC) dị?Kedu ihe ha na-eme?
——A: Enwere ike kewaa HPMC n'ụdị ozugbo na ụdị agbaze ọkụ.Ngwa ngwa ngwa ngwa na-agbasa ngwa ngwa na mmiri oyi wee pụọ na mmiri.Mmiri mmiri enweghị viscosity n'oge a n'ihi na HPMC na-agbasasị na mmiri na ọ bụghị n'ezie agbaze.Mgbe ihe dị ka nkeji 2 gachara, viscosity nke mmiri mmiri na-eji nwayọọ nwayọọ na-abawanye ma mepụta colloid viscous transperent.Ngwaahịa na-ekpo ọkụ na-ekpo ọkụ nwere ike ịgbasa ngwa ngwa na mmiri ọkụ ma pụọ na mmiri ọkụ mgbe ị na-ezute mmiri oyi.Mgbe okpomọkụ na-adaba na ụfọdụ okpomọkụ (ngwaahịa ụlọ ọrụ anyị bụ 65 degrees Celsius), viscosity na-apụta nwayọọ nwayọọ ruo mgbe a na-emepụta colloid viscous transperent.Enwere ike iji ụdị agbaze na-ekpo ọkụ naanị maka ntụ ntụ na ngwa ngwa.N'ime gluu mmiri mmiri na agba, clumping ga-eme na enweghị ike iji ya.Ụdị ozugbo nwere ọtụtụ ngwa ngwa.Enwere ike iji ya maka ntụ ntụ, ngwa agha, gluu mmiri, na agba na-enweghị ihe ọ bụla.
3. Kedu ụzọ mgbari nke hydroxypropyl methylcellulose (HPMC)?
——Azịza: Usoro mgbasa mmiri ọkụ: Ebe ọ bụ na HPMC enweghị ike ịsọpu na mmiri ọkụ, enwere ike ịgbasa HPMC n'otu n'otu n'ime mmiri ọkụ na mbido mbụ wee gbaze ngwa ngwa mgbe ọ jụrụ.A na-akọwa usoro abụọ ahụkarị n'okpuru:
1) Tinye mmiri ọkụ achọrọ n'ime akpa wee kpoo ya ihe dịka 70 ℃.Jiri nwayọ tinye hydroxypropyl methylcellulose jiri nwayọ nwayọ.Na mbụ HPMC na-ese n'elu mmiri, wee jiri nwayọọ nwayọọ na-emepụta slurry, wee kpoo ya na mkpali.
2).Tinye 1/3 ma ọ bụ 2/3 nke mmiri achọrọ n'ime akpa ahụ, kpoo ya na 70 Celsius C, gbasaa HPMC dịka usoro dị na 1), ma dozie slurry mmiri ọkụ;wee tinye nke fọdụrụ ego nke mmiri oyi na slurry mmiri ọkụ.slurry na mmiri, bido na ajụkwa ngwakọta.
Usoro ngwakọta ntụ ntụ: Gwakọta ntụ ntụ HPMC na nnukwu ihe ndị ọzọ na-eme ntụ ntụ, gwakọta nke ọma na blender, wee tinye mmiri ka ọ gbazee.N'oge a, HPMC nwere ike gbazee na ọ gaghị ejikọta ọnụ, n'ihi na ọ bụ naanị ntakịrị HPMC dị na akụkụ nke ọ bụla.Obere akụkụ.Ntụ ntụ na-agbaze ozugbo mgbe mmiri na-ejikọta ya.——Ndị na-emepụta ntụ ntụ na ngwa agha na-agbaso usoro a.A na-eji Hydroxypropyl methylcellulose (HPMC) mee ihe dị ka onye na-ekpuchi mmiri na mmiri na-eji ngwa ngwa putty powder.
4. Kedu otu esi ekpe ikpe ogo hydroxypropyl methylcellulose (HPMC) dị mfe na nke ọma?
——Azịza: (1) Ọcha: Ọ bụ ezie na ọcha adịghị ekpebi ma HPMC dị mfe iji, ọ bụrụ na etinyere ihe na-egbuke egbuke n'oge usoro mmepụta, ọ ga-emetụta àgwà ya.Otú ọ dị, ọtụtụ ngwaahịa dị mma nwere ezigbo ọcha.(2) Ịdị mma: ịdị mma nke HPMC na-abụkarị ntupu 80 na ntupu 100, yana ntupu 120 dị obere.Ọtụtụ n'ime HPMC emepụtara na Hebei bụ ntupu 80.Nke kacha mma ka mma ka mma.(3) Mfefe ọkụ: Tinye hydroxypropyl methylcellulose (HPMC) n'ime mmiri iji mepụta colloid transperent, ma lelee nnyefe ọkụ ya.Ihe dị elu na-ebufe ọkụ, nke ka mma, na-egosi na e nwere ihe ndị na-adịghị edozi ahụ n'ime.The ikuku permeability nke vetikal reactors n'ozuzu mma karịa nke kehoraizin reactors, ma ọ pụghị ikwu na àgwà nke vetikal reactors mma karịa nke kehoraizin reactors.Enwere ọtụtụ ihe na-ekpebi ogo ngwaahịa.(4) Ike ndọda pụrụ iche: Ka ike ndọda dị iche iche na-ebuwanye ibu na ịdị arọ, ọ ka mma.Nnukwu ike ndọda n'ozuzu bụ n'ihi nnukwu ọdịnaya hydroxypropyl dị na ya.Ka ọdịnaya hydroxypropyl dị elu, ka mma na-ejigide mmiri.
5. Gịnị bụ usoro onunu ogwu nke hydroxypropyl methylcellulose (HPMC) na putty ntụ ntụ?
——Azịza: Usoro ọgwụgwọ HPMC na ngwa n'ezie dịgasị iche dabere na ihu igwe, ọnọdụ okpomọkụ, ogo calcium ash mpaghara na usoro ntinye.ty ntụ ntụ na "mmadụ ndị ahịa chọrọ".N'ikwu okwu n'ozuzu, ọ dị n'etiti 4kg na 5kg.Dịka ọmụmaatụ, ọtụtụ ntụ ntụ putty na Beijing bụ kilogram 5;ọtụtụ ntụ ntụ na Guizhou bụ 5 n'arọ n'oge okpomọkụ na 4.5 n'arọ n'oge oyi;
6. Kedu ihe bụ viscosity kwesịrị ekwesị nke hydroxypropyl methylcellulose (HPMC)?
——Azịza: Putty ntụ ntụ n’ozuzu na-efu 100,000 yuan, ngwa agha na-achọkwa karịa, yabụ yuan 150,000 ezuola.Na ọrụ kacha mkpa nke HPMC bụ njide mmiri, na-esote thickening.Na ntụ ntụ putty, ọ bụrụhaala na ọ nwere ezigbo njide mmiri na viscosity dị ala (70,000-80,000), ọ dị mma.N'ezie, ka viscosity dị elu, ka mma na-ejigide mmiri.Mgbe viscosity karịrị 100,000, viscosity enwechaghị mmetụta na njide mmiri.
7. Gịnị bụ isi oru egosi hydroxypropyl methylcellulose (HPMC)?
——A: Ọdịnaya Hydroxypropyl na viscosity, ọtụtụ ndị ọrụ na-eche banyere ihe ngosi abụọ a.Ka ọdịnaya hydroxypropyl dị elu, ka mma na-ejigide mmiri.Site na viscosity dị elu, njide mmiri dị ntakịrị (ọ bụghị kpamkpam) ka mma, yana nnukwu viscosity, ọ ka mma iji ciment ciment.
8. Kedu ihe bụ isi akụrụngwa nke hydroxypropyl methylcellulose (HPMC)?
—— A: Isi akụrụngwa nke hydroxypropyl methylcellulose (HPMC): owu a nụchara anụcha, methyl chloride, propylene oxide, akụrụngwa ndị ọzọ gụnyere caustic soda, acid, toluene, isopropyl alcohol, wdg.
9. Gịnị bụ isi ọrụ nke HPMC na ngwa nke putty ntụ ntụ?Ọ nwere mmetụta kemịkal ọ bụla?
——Azịza: HPMC nwere ọrụ atọ dị mkpa nke ịgbakọ, idebe mmiri na iwu n’ime ntụ ntụ.Ọkpụkpụ: Cellulose nwere ike ịgbatị nkwusioru, mee ka ihe ngwọta ya bụrụ otu ma guzogide ịda mbà n'obi.Njide mmiri: Mee ka ntụ ntụ putty kpoo nwayọọ nwayọọ ma nyere aka mmeghachi omume nke calcium isi awọ n'okpuru ọrụ mmiri.Mwube: Cellulose nwere mmetụta mmanu mmanu ma nwee ike ime ka uzuzu putty nwee ezigbo ọrụ.HPMC anaghị esonye na mmeghachi omume kemịkalụ ọ bụla ma na-arụ naanị ọrụ inyeaka.Mgbe etinyere uzuzu putty na mmiri ma tinye ya na mgbidi, mmeghachi omume kemịkal ga-eme.Dị ka a na-emepụta ihe ọhụrụ, a na-ewepụ ntụ ntụ putty na mgbidi na mgbidi na ala n'ime ntụ ntụ tupu ejiri ya.Nke a anaghị arụ ọrụ n'ihi na emepụtala ihe ọhụrụ (calcium carbonate).) elu.Isi ihe dị na ntụ ntụ ntụ ntụ ntụ bụ: ngwakọta nke Ca (OH) 2, CaO na obere CaCO3, CaO + H2O = Ca (OH) 2 -Ca (OH) 2 + CO2 = CaCO3↓ + H2O Grey calcium agbaze n'ime mmiri na ikuku CO2 N'okpuru ọrụ nke calcium carbonate, HPMC na-ejigide mmiri naanị ma na-enyere calcium isi awọ aka imeghachi nke ọma, ọ naghị esonye na mmeghachi omume ọ bụla n'onwe ya.
10. HPMC bụ cellulose ether na-abụghị ionic, yabụ kedu ihe na-abụghị ionic?
A: N'okwu ndị nkịtị, ndị na-abụghị ions bụ ihe ndị na-adịghị ionize na mmiri.Ionization bụ usoro nke electrolytes na-ekewa n'ime ion ebubo na-ebugharị n'efu na ụfọdụ ihe mgbaze (dịka, mmiri, mmanya).Dịka ọmụmaatụ, sodium chloride (NaCl), nnu a na-eri kwa ụbọchị, na-agbaze na mmiri na ionizes, na-emepụta mobile ion sodium ion (Na+) na-akwụ ụgwọ na-ezighị ezi na ion chloride (Cl).Ya bụ, mgbe a na-etinye HPMC na mmiri, ọ naghị ekewa n'ime ion ebubo, kama ọ dị n'ụdị molecular.
Oge nzipu: Feb-06-2024